The Mainshaft,countershaft Gear, cataloged under National Stock Number 3020-01-166-1168, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-166-1168 |
| Primary Part Number | 706181 |
| Item Name | Mainshaft,countershaft Gear |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| General Characteristics Item Description | FRONT GEAR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 706181 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| 99256 PRIMARY | New Venture Gear Inc New Process Gear Div (USA) |
| T3242 PRIMARY | Perfection Clutch (USA) |
| Reference | Meaning |
|---|---|
| 706181 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 3637169 | 5/9 Secondary reference U.S. Government activity |
NSN 3020-01-166-1168 is a Mainshaft,countershaft Gear, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-166-1168 has 3 manufacturer part numbers on file: 706181 (General Motors Llc Dba General Motors Llc), 99256 (New Venture Gear Inc New Process Gear Div), T3242 (Perfection Clutch).
Key specifications for 706181: General Characteristics Item Description: FRONT GEAR; End Item Identification: CHRYSLER,MEDIUM HEAVY DUTY TRUCK,1978-1981 SERIES. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.